Red supergiant
It is a Red Giant.
You can tell if Rigel or Betelgeuse is hotter based on their color. Rigel appears blue-white, indicating a hotter temperature, while Betelgeuse appears orange-red, suggesting a cooler temperature. Additionally, the spectral class of Rigel (B8Ia) is hotter than Betelgeuse's spectral class (M1-2Ia).
No, the name Betelgeuse comes from Arabic.
No. Betelgeuse does not affect us.
No, Betelgeuse is a red star.
No. Betelgeuse is in Orion.
Betelgeuse is brighter.
No. Betelgeuse is a single star.
No, Betelgeuse is a red giant.
Betelgeuse is the reddish star on the top of the constellation.
The name Betelgeuse came from Arabic.
Betelgeuse incident happened in 1979.